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captain lala captain lala
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Posts: 762
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6 years ago
A solution is 0.010 M in each of Pb(NO3)2, Mn(NO3)2, and Zn(NO3)2. Solid NaOH is added until the pH of the solution is 8.50. Which of the following statements is true?
   Salt
  Ksp
  Pb(OH)2
  1.4  1020
  Mn(OH)2
  2.0  1013
  Zn(OH)2
  2.1  1016
   
   
  a.
  No precipitate will form.
   
  b.
  Only Pb(OH)2 will precipitate.
   
  c.
  Only Mn(OH)2 will precipitate.
   
  d.
  Only Zn(OH)2 and Pb(OH)2 will precipitate.
   
  e.
  All three hydroxides will precipitate.
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